150395TBR
Greatest Number of Arithmetic Problems Solved using an Abacus by a Minor (Male) in 30 Minutes
U.Sashanth
11-Apr-2015
The Greatest Number of Arithmetic Problems Solved using an Abacus by a Minor (Male) in 30 Minutes counted to 612 out of 645 arithmetic sums, was completed by U.Sashanth, ZeMAC Global Edu Private Limited and MP Academy, Salem, Tamil Nadu, India on April 11, 2015.
262680TBR.
262680TBR
262679TBR.
262679TBR
262678TBR.